package cn.xuanwu.map;

import java.util.LinkedHashMap;

public class Demo6 {

    public static void main(String[] args) {
        LinkedHashMap<String, Integer> map  = new LinkedHashMap<>();
        map.put("张三",23);
        map.put("李四",24);
        map.put("王五",25);
        System.out.println(map);




    }
}
